Question

(+5).(+8)-(-4):(+4)+(+3).(-5)+(+12):(-4)=

Answer 1

Olá

Vamos lá,

=(+5).(+8)-(-4):(+4)+(+3).(-5)+(+12):(-4)
=40-(-1)+(-15)+(-3)
=40+1-15-3
=41 -15 -3
=26-3
=23

Answer 2

= (+ 5).(+ 8) - (- 4):(+4) + (+3).(- 5) + (+12):(- 4)
= 40 + 4 : 4 + (-15) + (-3)
= 40 + 1 - 15 - 3
= 41 - 18
= 23